Acer ixtreme M5150 Service Manual page 79

Error Symptom
NOTE: Ensure CD/DVD-ROM drive is configured correctly in BIOS Setup, cable/jumper are set correctly
and its laser beam is clean before diagnosing any CD/DVD-ROM drive problems.
CD/DVD-ROM drive LED doesn't come
on but works normally.
CD/DVD-ROM drive LED flashes for
more than 30 seconds before LED
shutting off.
Software asks to reinstall disc.
Software displays a reading CD/DVD
error.
CD/DVD-ROM drive cannot load or eject
when the system is turned on and its
eject button is pressed and held.
CD/DVD-ROM drive does not read and
there are no messages are displayed.
CD/DVD-ROM drive can play audio CD
but no sound output.
Real-time clock is inaccurate.
Audio software program invokes but no
sound comes from speakers.
Modem ring cannot wake up system
from suspend mode.
Data/fax modem software program
invokes but cannot receive/send data/
fax
Fax/voice modem software program
invokes but has no sound output. (Data
files are received normally; voice from
modem cannot be produced, but system
sound feature works normally.)
CD/DVD-ROM Drive
1. CD/DVD-ROM drive
1. CD/DVD-ROM may have dirt or foreign material on it.
Check with a known good disc.
2. CD/DVD-ROM is not inserted properly.
3. CD/DVD-ROM is damaged.
1. Disconnect all cables from CD/DVD-ROM drive except
power cable, then press eject button to try to unload the disk.
2. CD/DVD-ROM drive power.
3. CD/DVD-ROM drive
1. CD may have dirt or foreign material on it. Check with a
known good disc.
2. Ensure the CD/DVD-ROM driver is installed properly.
3. CD/DVD-ROM drive.
1. Ensure the headphone jack of the CD/DVD-ROM has an
output.
2. Turn up the sound volume.
3. Speaker power/connection/cable.
4. CD/DVD-ROM drive.
Real-Time Clock
1. Ensure the information in the Standard CMOS
Feature of BIOS Setup is set correctly.
2. RTC battery.
3. Main board
Audio
1. Speaker power/connection/cable.
Modem
1. For the External Modem, make sure Power on By Ring in
BIOS Setup or Power Management is set to Enabled. For the
PCI modem, make sure Wake up by PCI card is set to Enabled.
2. If PCI modem card is used, reinsert the modem card to
PCI slot firmly or replace the modem card.
3. In Win 98, ensure the telephone application is configured
correctly for your modem and set to receive messages and/or
fax.
1. Ensure the modem card is installed properly.
1. Ensure the modem voice-in cable from modem adapter card
to main board
Action/FRU
73